<template>
 <div class="icons">
   <swiper :options="swiperOption">
    <swiper-slide v-for="(page,index) of pages" :key="index">
     <div class="icon" v-for="item in page" :key="item.id">
     <div class="icon-img">
       <img class="icon-img-content" :src="item.imgUrl" alt="">
     </div>
    <p class="icon-desc">{{item.desc}}</p>
   </div>
    </swiper-slide>
    </swiper> 
 </div>
</template>
<script>
export default {
 name:"HomeIcons",
  props:{
    icon:String
  },
  data(){
    return{
       swiperOption:{
          autoplay:false
       }
    }
  },
 computed:{
   pages(){
      const pages=[]
      this.icon.forEach((item,index)=>{
        const page=Math.floor(index/8)
        if( !pages[page]){
          pages[page]=[]
        }
        pages[page].push(item)
      })
      return pages
   }
 }
}
</script>
<style lang="stylus" scoped>
 @import "~styles/varibles.styl";
  @import "~styles/mixins.styl";
  .icons >>>.swiper-container
   height:0 
   padding-bottom:50%
  .icons
   margin-top:.1rem
  .icon
     position relative
     overflow hidden
     float:left;
     width:25%
     height:0
     padding-bottom:25%
     .icon-img
       position:absolute
       top:0
       left:0
       right:0
       bottom 0.44rem
       box-sizing :border-box
       padding:.1rem
       .icon-img-content
         display :block
         margin:0 auto 
         height:100%
     .icon-desc
       position:absolute
       left:0
       right:0
       bottom:0
       height:0.44rem
       line-height:.44rem
       text-align:center
       color:$darkTextColor  
       ellipsis()
</style>